# ENRG vs PigBox

The clearest difference is iOS requirement: PigBox at 13.4 against ENRG's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ENRG ships an update every 3 weeks, PigBox fortnightly. The most recent releases landed on September 20, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | ENRG | PigBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/enrg/id1483668731/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 81 MB | 16 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erco energia](https://appshunter.io/developer/1449391822) | [ALURA ANIMAL HEALTH Y NUTRITION SAS](https://appshunter.io/developer/1517943458) |

## What reviewers say

### ENRG

[App page](https://appshunter.io/ios/app/enrg/id1483668731)

This app helps businesses manage energy consumption to reduce their carbon footprint and operational costs. It offers real-time tracking, data analysis, project management, and team collaboration tools for enhanced energy efficiency.

**Highlights:** Real-time energy tracking, Data analysis for efficiency, Project management tools, Team collaboration, Carbon footprint reduction

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### PigBox

[App page](https://appshunter.io/ios/app/pigbox/id6550890953)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ENRG free?

ENRG is free to download, with no in-app purchases.

### Is PigBox free?

PigBox is free to download, with no in-app purchases.

### Do ENRG or PigBox have ads?

Neither ENRG nor PigBox shows ads.

### Which is updated more often, ENRG or PigBox?

ENRG ships an update every 3 weeks, and PigBox fortnightly. Most recently, ENRG was updated on September 20, 2026 and PigBox on May 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*